Home / 908,887.96-1,254,274.16-501,005.56

Finding the Fourth Proportional to 908,887.96, 1,254,274.16 and 501,005.56

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Solution

The fourth proportional to 908,887.96, 1,254,274.16 and 501,005.56 is: 691,392.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,887.96 : 1,254,274.16 = 501,005.56 : x
  2. Step 2: Convert to fraction form
    908,887.96/1,254,274.16 = 501,005.56/x
  3. Step 3: Cross multiply
    908,887.96x = 1,254,274.16 × 501,005.56
  4. Step 4: Simplify right side
    908,887.96x = 628,398,327,924.33
  5. Step 5: Solve for x
    x = 628,398,327,924.33/908,887.96
  6. Step 6: Final answer
    x = 691,392.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.